Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
A shift in Napakiak's weather is noticeable as April turns into May, with the average high temperature increases from an icy 35.1°F (1.7°C) to a cool 51.6°F (10.9°C). Napakiak, in May, experiences an average temperature of 37.9°F (3.3°C) at night.Humidity
The average relative humidity in May is 68%.Rainfall
In May, the rain falls for 13.7 days. Throughout May, 1.14" (29mm) of precipitation is accumulated. In Napakiak, during the entire year, the rain falls for 129.5 days and collects up to 16.46" (418mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. May is the last month it regularly snows. During 2.7 snowfall days, in May, Napakiak aggregates 0.35" (9mm) of snow. Throughout the year, there are 74.8 snowfall days, and 22.91" (582mm) of snow is accumulated.Daylight
In Napakiak, the average length of the day in May is 17h and 25min.On the first day of May, sunrise is at 6:38 am and sunset at 10:51 pm. On the last day of the month, sunrise is at 5:29 am and sunset at 12:01 am AKDT.
Sunshine
The month with the most sunshine in Napakiak is May, with an average of 8.1h of sunshine.UV index
May through August, with an average maximum UV index of 3, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 3 during May leads to these instructions:
Adopt protective measures - It is advised to guard against sun damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May in Napakiak?
What time are sunrise and sunset in May?
What month has the most sunshine?
How many hours of sunshine does Napakiak have in May?
When is the highest UV index?
What is the UV index reading in May?
Average temperature in May
Napakiak, AK
- Average high temperature in May: 51.6°F
The warmest month (with the highest average high temperature) is July (62.4°F).
The month with the lowest average high temperature is January (12.2°F).
- Average low temperature in May: 37.9°F
The month with the highest average low temperature is July (49.6°F).
The coldest month (with the lowest average low temperature) is January (3.7°F).
Average pressure in May
Napakiak, AK
- Average pressure in May: 29.89"Hg
The month with the highest atmospheric pressure is July (29.92"Hg).
The month with the lowest atmospheric pressure is December (29.64"Hg).
Average wind speed in May
Napakiak, AK
- Average wind speed in May: 9.3mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).
Average humidity in May
Napakiak, AK
- Average humidity in May: 68%
The months with the highest relative humidity are January, February and March (91%).
The month with the lowest relative humidity is June (65%).
Average rainfall in May
Napakiak, AK
- Average rainfall in May: 1.14"
The wettest month (with the highest rainfall) is August (2.09").
The driest months (with the least rainfall) are January and April (0.91").
Average rainfall days in May
Napakiak, AK
- Average rainfall days in May: 13.7 days
The month with the highest number of rainy days is August (19.7 days).
The month with the least rainy days is March (4.4 days).
Average snowfall in May
Napakiak, AK
- Average snowfall in May: 0.35"
The month with the highest snowfall is February (4.96").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Napakiak, AK
- Average snowfall days in May: 2.7 days
The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Napakiak, AK
- Average daylight in May: 17h and 2min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is May (Average sunshine: 8h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in May
Napakiak, AK
- Average sunshine days in May: 14.1 days
The month with the most sunshine days is March (17.5 days).
The month with the least sunshine days is August (8.6 days).
Average UV index in May
Napakiak, AK
- Average UV index in May: 3
The months with the highest UV index are May, June, July and August (UV index 3).
The months with the lowest UV index are February, March and December (UV index 1).
Average cloud cover in May
Napakiak, AK
- Average cloud cover in May: 57
The months with the most cloud cover are July and August (Cloud cover 67).
The month with the least cloud cover is June (Cloud cover 54).
Average visibility in May
Napakiak, AK
- Average visibility in May: 6mi
The months with the highest visibility are May, June, July, August, September, October and December (6mi).
The months with the lowest visibility are January, February, March, April and November (5mi).
Napakiak, Alaska, USA
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